ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping()

{
  "id": "3da8fe4beb51e73f89e92b7cb8e6654fc8ad110b7a3a075ab61f04fc372020d2",
  "url": "https://osv.dev/vulnerability/CVE-2023-53141",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: ila: do not generate empty messages in ila_xlat_nl_cmd_get_mapping() ila_xlat_nl_cmd_get_mapping() generates an empty skb, triggerring a recent sanity check [1]. Instead, return an error code, so that user space can get it. [1] skb_assert_len WARNING: CPU: 0 PID: 5923 at include/linux/skbuff.h:2527 skb_assert_len include/linux/skbuff.h:2527 [inline] WARNING: CPU: 0 PID: 5923 at include/linux/skbuff.h:2527 __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156 Modules linked in: CPU: 0 PID: 5923 Comm: syz-executor269 Not tainted 6.2.0-syzkaller-18300-g2ebd1fbb946d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : skb_assert_len include/linux/skbuff.h:2527 [inline] pc : __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156 lr : skb_assert_len include/linux/skbuff.h:2527 [inline] lr : __dev_queue_xmit+0x1bc0/0x3488 net/core/dev.c:4156 sp : ffff80001e0d6c40 x29: ffff80001e0d6e60 x28: dfff800000000000 x27: ffff0000c86328c0 x26: dfff800000000000 x25: ffff0000c8632990 x24: ffff0000c8632a00 x23: 0000000000000000 x22: 1fffe000190c6542 x21: ffff0000c8632a10 x20: ffff0000c8632a00 x19: ffff80001856e000 x18: ffff80001e0d5fc0 x17: 0000000000000000 x16: ffff80001235d16c x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000001 x12: 0000000000000001 x11: ff80800008353a30 x10: 0000000000000000 x9 : 21567eaf25bfb600",
    "evidence": "osv:CVE-2023-53141",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.14.310",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "4.19.278",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.4.237",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.10.175",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.103",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.20",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.2.7",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-53141",
      "aliases": [
        "CVE-2023-53141"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "7f00feaf107645d95a6d87e99b4d141ac0a08efd"
                },
                {
                  "fixed": "b26bc5861505f04dea933ca3e522772b20fa086f"
                },
                {
                  "fixed": "c631e52aea0fc8d4deea06e439f5810a8b40ad0f"
                },
                {
                  "fixed": "783f218940b3c7b872e4111d0145000f26ecbdf6"
                },
                {
                  "fixed": "42d9ed4e5dc5f87fbd67c232e2e4a9b88ceeb47f"
                },
                {
                  "fixed": "91aceb3844d4aec555c7f423f9fd843eff5835e9"
                },
                {
                  "fixed": "25b54f247ea060aeb85ec88a82c75060fca03521"
                },
                {
                  "fixed": "60fe7cb483c8c5dcadaeeac867251d6e59c7badc"
                },
                {
                  "fixed": "693aa2c0d9b6d5b1f2745d31b6e70d09dbbaf06e"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53141.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.5.0"
                },
                {
                  "fixed": "4.14.310"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.15.0"
                },
                {
                  "fixed": "4.19.278"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.20.0"
                },
                {
                  "fixed": "5.4.237"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.175"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.103"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.1.20"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.2.7"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53141.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:28.980293994Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/25b54f247ea060aeb85ec88a82c75060fca03521",
        "https://git.kernel.org/stable/c/42d9ed4e5dc5f87fbd67c232e2e4a9b88ceeb47f",
        "https://git.kernel.org/stable/c/60fe7cb483c8c5dcadaeeac867251d6e59c7badc",
        "https://git.kernel.org/stable/c/693aa2c0d9b6d5b1f2745d31b6e70d09dbbaf06e",
        "https://git.kernel.org/stable/c/783f218940b3c7b872e4111d0145000f26ecbdf6",
        "https://git.kernel.org/stable/c/91aceb3844d4aec555c7f423f9fd843eff5835e9",
        "https://git.kernel.org/stable/c/b26bc5861505f04dea933ca3e522772b20fa086f",
        "https://git.kernel.org/stable/c/c631e52aea0fc8d4deea06e439f5810a8b40ad0f",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53141.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-53141",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53141.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-53141",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 495551,
  "published_at": "2025-05-02T15:56:12.328+00:00"
}